Home / 23,109.43-34,668.42-7,318.44

Finding the Fourth Proportional to 23,109.43, 34,668.42 and 7,318.44

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Solution

The fourth proportional to 23,109.43, 34,668.42 and 7,318.44 is: 10,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109.43 : 34,668.42 = 7,318.44 : x
  2. Step 2: Convert to fraction form
    23,109.43/34,668.42 = 7,318.44/x
  3. Step 3: Cross multiply
    23,109.43x = 34,668.42 × 7,318.44
  4. Step 4: Simplify right side
    23,109.43x = 253,718,751.66
  5. Step 5: Solve for x
    x = 253,718,751.66/23,109.43
  6. Step 6: Final answer
    x = 10,979.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.